Average annual temperature is 21.4 °C
Absolute maximum temperature: 41.8 °C
Absolute minimum temperature: 0.1 °C
Number of sunny days: 310 days
Number of rainy days: 55 days
Look at detailed online map of Grootdrink
* Weather data for Grootdrink South Africa is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 40.9 | 39.1 | 37.4 | 33.5 | 31.1 | 26.2 | 28.6 | 31.6 | 36.4 | 40.2 | 41.8 | 41.6 |
| Average daytime temperature (°C) | 36.6 | 34.7 | 32.6 | 28.3 | 23.6 | 19.2 | 20.6 | 24.2 | 25.2 | 31.3 | 35.2 | 35.0 |
| Average temperature (°C) | 30.1 | 27.8 | 25.4 | 20.6 | 15.9 | 11.9 | 12.8 | 16.1 | 17.2 | 23.9 | 27.7 | 28.1 |
| Average night temperature (°C) | 22.0 | 20.1 | 17.5 | 12.4 | 8.5 | 5.2 | 5.5 | 8.1 | 8.2 | 15.2 | 18.6 | 20.0 |
| Absolute minimum temperature (°C) | 15.5 | 14.9 | 11.8 | 6.9 | 0.8 | 2.0 | 0.1 | 2.0 | 2.4 | 8.8 | 12.5 | 15.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.4 | 10.5 | 11.1 | 11.9 | 12.8 | 13.5 | 13.9 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.6 | 11.9 | 10.9 | 10.2 | 9.4 | 8.7 | 9.2 | 10.1 | 10.6 | 11.3 | 12.3 | 12.4 |
| Precipitation (mm) | 7 | 7 | 15 | 5 | 8 | 3 | 1 | 1 | 7 | 11 | 3 | 56 |
| Sunny days | 24 | 23 | 26 | 27 | 23 | 25 | 28 | 28 | 27 | 28 | 26 | 25 |
| Rainy days | 7 | 5 | 5 | 3 | 8 | 5 | 3 | 3 | 3 | 3 | 4 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grootdrink is at